SOLUTION: Given the cost function, C(x), and the revenue function, R(x), find the number of units x that must be sold to break even. C(x) = 84x + 2160 R(x) = 108x a) 92 units b)

Question 1179383: Given the cost function, C(x), and the revenue function, R(x), find the number of units x that must be sold to break even.
C(x) = 84x + 2160
R(x) = 108x

a) 92 units
b) 17 units
c) 91 units
d) 90 units

Answer by ikleyn(52794) (Show Source): You can put this solution on YOUR website!
.


You should find the value of x from the break-even equation


    C(x) = R(x),


which is


    84x + 2160 = 108x.


The solution is  x =  = 90.


ANSWER.  The number of units is 90.

Solved, answered and explained. And completed.

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